71 Aql

HIP 101847; 71 Aql DoubleStar Aql Visible Level 3 Medium telescope (6-8") - Requires steady seeing

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Physical Properties

Magnitude 4.32

Spectral Type G7.5IIIa

Star Color Orange (B-V 0.95)

Distance 326.2 ly

Position & Identifiers

RA 20h 38m 20.3s

Dec -01° 06' 19.0"

Constellation Aql

HR 7884

HIP 101847

Flamsteed 71 Aql

Double Cat 14081

Visibility

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Multiple Star System

Separation 35.8″

Companion Mag 12.0

Position Angle 285°

Star Colors A: Orange

Discoverer BU 672

Eyepiece View

Telescope Eyepiece

80x Dawes: 1.9″ TFOV: 0.6°

Seeing

Scale Realistic = true angular size

Sep: 35.8″ · PA: 285° · N up, E left

Resolved · Rayleigh: 2.3″ · Dawes: 1.9″ · Eff: 3.1″

Size Comparison

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Stellar Lifecycle

Spectral Classification

Hertzsprung-Russell Diagram

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Blackbody Spectrum

Stellar Absorption Spectrum

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Stellar Notes

Double Star

Optical.

Spectroscopic Binary

ADS 14081A, 205.2d, K 9.8k/s, V0 -5.9k/s, asini 27.7.

Survey Image

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